Your requirements could not be resolved to an installable set of packages. Problem 1 - Root composer.json requires symfony/browser-kit 6.4.* -> satisfiable by symfony/browser-kit[v6.4.0-BETA1, v6.4.0-BETA3, v6.4.0-RC1, v6.4.0]. - symfony/browser-kit[v6.4.0-BETA1, ..., v6.4.0] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 2 - Root composer.json requires symfony/config 6.4.* -> satisfiable by symfony/config[v6.4.0-BETA1, ..., v6.4.0]. - symfony/config[v6.4.0-BETA1, ..., v6.4.0] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 3 - Root composer.json requires symfony/process 6.4.* -> satisfiable by symfony/process[v6.4.0-BETA1, ..., v6.4.0]. - symfony/process[v6.4.0-BETA1, ..., v6.4.0] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 4 - Root composer.json requires symfony/console 6.4.* -> satisfiable by symfony/console[v6.4.0-BETA1, ..., v6.4.1]. - symfony/console[v6.4.0-BETA1, ..., v6.4.1] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 5 - Root composer.json requires symfony/dependency-injection 6.4.* -> satisfiable by symfony/dependency-injection[v6.4.0-BETA1, ..., v6.4.1]. - symfony/dependency-injection[v6.4.0-BETA1, ..., v6.4.1] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 6 - Root composer.json requires symfony/event-dispatcher 6.4.* -> satisfiable by symfony/event-dispatcher[v6.4.0-BETA1, v6.4.0-RC1, v6.4.0]. - symfony/event-dispatcher[v6.4.0-BETA1, ..., v6.4.0] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 7 - Root composer.json requires symfony/expression-language 6.4.* -> satisfiable by symfony/expression-language[v6.4.0-BETA1, v6.4.0-RC1, v6.4.0]. - symfony/expression-language[v6.4.0-BETA1, ..., v6.4.0] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 8 - Root composer.json requires symfony/http-kernel 6.4.* -> satisfiable by symfony/http-kernel[v6.4.0-BETA1, ..., v6.4.1]. - symfony/http-kernel[v6.4.0-BETA1, ..., v6.4.1] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 9 - Root composer.json requires symfony/filesystem 6.4.* -> satisfiable by symfony/filesystem[v6.4.0-BETA1, v6.4.0-RC1, v6.4.0]. - symfony/filesystem[v6.4.0-BETA1, ..., v6.4.0] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 10 - Root composer.json requires symfony/validator 6.4.* -> satisfiable by symfony/validator[v6.4.0-BETA1, ..., v6.4.0]. - symfony/validator[v6.4.0-BETA1, ..., v6.4.0] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 11 - Root composer.json requires symfony/yaml 6.4.* -> satisfiable by symfony/yaml[v6.4.0-BETA1, ..., v6.4.0]. - symfony/yaml[v6.4.0-BETA1, ..., v6.4.0] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. Problem 12 - symfony/framework-bundle[v6.4.0-BETA1, ..., v6.4.1] require php >=8.1 -> your php version (7.4.33) does not satisfy that requirement. - Root composer.json requires symfony/framework-bundle 6.4.* -> satisfiable by symfony/framework-bundle[v6.4.0-BETA1, ..., v6.4.1].

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The following actions uses node12 which is deprecated and will be forced to run on node16: actions/checkout@v2, actions/cache@v2. For more info: https://github.blog/changelog/2023-06-13-github-actions-all-actions-will-run-on-node16-instead-of-node12-by-default/